See, if you have decent traffic then you can always try other ways to monetize it even if ezoic disapproves it. Why stick to only one platform like ezoic for revenue?
I always believe that as an online entrepreneur one should be always ready to do experiments, take risks and move ahead.
And yes, Google will not ban you for duplicate content. Those days are gone when they use to penalize you for this. Nowadays they will just push you down in rankings.
To keep things close to ethical practices, just make sure you link back to the source from where you are pulling content.